Truncate annotations when generating kubernetes yaml files

Kubernetes only allows 63 characters in an annotation.  Make sure
that we only add 63 or less charaters when generating kube. Warn
if containers or pods have longer length and truncate.

Discussion: https://github.com/containers/podman/discussions/13901

Fixes: https://github.com/containers/podman/issues/13962

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/test/system/700-play.bats b/test/system/700-play.bats
index 8af4cd25b..b0624cbf2 100644
--- a/test/system/700-play.bats
+++ b/test/system/700-play.bats
@@ -233,3 +233,48 @@ _EOF
     run_podman stop -a -t 0
     run_podman pod rm -t 0 -f test_pod
 }
+
+@test "podman play --annotation > Max" {
+    TESTDIR=$PODMAN_TMPDIR/testdir
+    RANDOMSTRING=$(random_string 65)
+    mkdir -p $TESTDIR
+    echo "$testYaml" | sed "s|TESTDIR|${TESTDIR}|g" > $PODMAN_TMPDIR/test.yaml
+    run_podman 125 play kube --annotation "name=$RANDOMSTRING" $PODMAN_TMPDIR/test.yaml
+    assert "$output" =~ "annotation exceeds maximum size, 63, of kubernetes annotation:" "Expected to fail with Length greater than 63"
+}
+
+@test "podman play Yaml with annotation > Max" {
+   RANDOMSTRING=$(random_string 65)
+   testBadYaml="
+apiVersion: v1
+kind: Pod
+metadata:
+  annotations:
+    test: ${RANDOMSTRING}
+  labels:
+    app: test
+  name: test_pod
+spec:
+  containers:
+  - command:
+    - id
+    env:
+    - name: PATH
+      value: /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+    - name: TERM
+      value: xterm
+    - name: container
+
+      value: podman
+    image: quay.io/libpod/userimage
+    name: test
+    resources: {}
+status: {}
+"
+    TESTDIR=$PODMAN_TMPDIR/testdir
+    mkdir -p $TESTDIR
+    echo "$testBadYaml" | sed "s|TESTDIR|${TESTDIR}|g" > $PODMAN_TMPDIR/test.yaml
+
+    run_podman 125 play kube - < $PODMAN_TMPDIR/test.yaml
+    assert "$output" =~ "invalid annotation \"test\"=\"$RANDOMSTRING\"" "Expected to fail with annotation length greater than 63"
+}